import java.util.Scanner;


public class Main {
	private static Phonebook choise() {
		int k;
		Phonebook[] ph= new Phonebook[1];
		System.out.println("What operation do you choose?\n 1. Add Male \n 2. Add Female \n 3. Show all contacts\n");
		Scanner sc = new Scanner(System.in);
		k = sc.nextInt();
		sc.close();
		switch (k) {
		case 1:
			return ph.addContactToMass(p);
		case 2:
			return ph.addContactToMass(p);
		case 3:
			return showAll();
		default:
			return null;
		}
	}
	public static void main(String[] args) {
		
		
	}


}
